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Cov ntawv sau digital yog hais txog cov kev siv tshuab hluav taws xob uas siv cov yam ntxwv ntawm cov ntawv tsoos, ua rau cov kev khawb ntawm daim ntawv thov. Cov thev naus laus zis no yooj yim ntawm cov kev siv tshuaj ntsuab ib txwm muaj, cov kev cai, muab cov cai txhawb nqa kev txhawb nqa rau kev txhawb nqa cov ntaub ntawv.
Cov ntawv tseem ceeb ntawm cov ntawv tseem ceeb thev naus laus zis muaj cov teeb meem muaj zog, kom txhua yam luam tawm ntawm daim ntawv tuaj yeem sawv cev; xwm txheej zoo sib xws thoob plaws lub computer ib puag ncig; cov ntsiab lus tamper; Kev tsis muaj peev xwm ntawm cov ntsaws ruaj ruaj thiab lwm cov ntawv sau ua ke; thiab txhim kho cov yam ntxwv me me xws li Metadata, kev taw qhia tsis siv neeg, kev coj tsis zoo no, thiab kos cov ntaub ntawv kev nyab xeeb. Ib qho ntxiv, nws tau sib xyaw ua ke digital chaw ua haujlwm zoo li kev rov ua dua, qhov chaw tsis muaj nqi, thiab yuav luag nrawm dua.
Raws li Universal technology platform muaj peev xwm ntawm cov ntawv thov sim thiab txhawb ntau lub tshuab kev siv hluav taws xob sawv cev rau kev siv cov thev naus laus zis. Keeb kwm nyob rau hauv 1993 nrog Adobe kev ua yeeb yam ntawm PDF Technology, cov teb no tau ua tiav qhov kev tsim kho ntawm cov khoom siv hauv xyoo 1995. Ua ib qho kev paub tab, nws tus nqi tshwm sim, thiab nws qhov dav dav tsuas yog muaj teeb meem ntawm lub sijhawm.
